Textbook Even Ans

Textbook Even Ans - Chapter 13 2. (a) 2 1.1 10 N (b) The...

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Unformatted text preview: Chapter 13 2. (a) 2 1.1 10 N (b) The graph is a straight line passing through the origin with slope equal to 3 1.0 10 N m k = . 4. 94.9 N 6. (a) 4.03 mm (b) 4 2.61 10 N m 8. (a) 575 N m (b) 46.0 J 10. 2.23 m s 12. (a) 2.61 m s (b) 2.38 m s 14. (a) 11 cm s (b) 6.3 cm s (c) 3.0 N 16. (a) 0.15 J (b) 0.78 m s (c) 2 18 m s 18. 3.06 m s 20. (a) 0.628 m s (b) 0.500 Hz (c) 3.14 rad s 22. (a) 126 N m (b) 17.8 cm 24. 2.2 Hz 26. (a) 0.30 m, 0.24 m (b) 0.30 m (c) 1 6 H z (d) 6.0 s 28. (a) 250 N m (b) 0.281 s, 3.56 Hz, 22.4 rad s T f = = = (c) 0.313 J (d) 5.00 cm (e) 2 1.12 m s, 25.0 m s (f) 0.919 cm 30. (a) 59.6 m (b) 37.5 s 32. (a) gain time (b) 1.1 s 34. (a) 3.65 s (b) 6.41 s (c) 4.24 s 36. 9.8% difference 38. 5.67 mm 40. 8.2 cm to 12 m 42. (a) 0.20 Hz (b) 0.25 Hz 44. 219 N 46. 2 1.64 m s 48. 7.07 m s 50. 586 m s 52. (a) (b) 0.30 m 54. (a) 0.25 m (b) 0.47 N m (c) 0.23 m (d) 0.12 m s 56. 0.990 m 58. (a) 100 m s (b) 374 J 60. 0.329 s 64. 32.9 ms 66. (a) 6.93 m s (b) 1.14 m 68. (a) 28.0 J (b) 0.446 m Chapter 14 2. 0.196 s 4. 1.7 cm to 17 m 6. 126 m s 8. (a) 153 m s (b) 614 m 10. (a)-17 5.0 10 W (b)-5 5.0 10 W 12. 32 Full Orchestra violin I I = 14. (a)-4 2 1.32 10 W m (b) 81.2 dB 16. (a)-2 2 7.96 10 W m (b) 109 dB (c) 2.82 m 18. (a) 2 A B I I = (b) 5 A C I I = 20. 913 Hz 22. 32.1 m s , behind the car 24. 41 kHz 26. (a) 0.0217 m s (b) 2 000 029 Hz (c) 2 000 058 Hz 28. (a) 57.1 s (b) 56.6 km 30. (a) 0.431 m (b) 0.863 m 32. (a) 0.345 m (b) constructive interference 34. 824.0 N 36. 845 Hz, 3 1.69 10 Hz , and 3 2.54 10 Hz 38. (a) 163 N (b) 660 Hz 40. (a) 3 4.9 10 kg m- (b) 2 (c) no standing wave will form 42. 9.00 kHz 44. (a) 531 Hz (b) 4.25 cm 46. ( 29 206 Hz for 1 to 9 n n = and ( 29 84.5 Hz for 2 to 23 n n = 48. 2 3.3 10 m s 50. 29.7 cm 52. 4 Hz 54. 2.94 cm 56. 300 Hz. There must be relative motion between the source and the observer for a Doppler shift to occur. 58. 7.8 m 60. 200 m s 62. (a) 0.655 m (b) 13.0C 64. (a) 0.233 m (b) 14 mm 66. (a) a path difference of 2 produces destructive interference (b) Along a hyperbola given by 2 2 2 1.00 m 16 9 y x- = 68. 1.93 m s 70. 531 Hz Chapter 15 2. (a) ( 29 7 3.7 10 N repulsion- (b) it is reduced to one fourth its previous value 4. 9 1.86 10 kg- 6. 9 2.25 10 N m- 8. 5.08 m 10. ( 29 6 46.7 N left F = , ( 29 1.5 157 N right F = , ( 29 2 111 N left F- = 12. 7 3.89 10 N at 11.3 below axis x- + 14....
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Textbook Even Ans - Chapter 13 2. (a) 2 1.1 10 N (b) The...

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